Dynamic Zoom Adjustment via User Posture Detection
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Solution Overview
Problem
Existing systems for presenting content with electronic devices do not effectively adjust the level of zoom based on the user's position and orientation, leading to suboptimal user interaction and comfort.
Innovation Solution
The electronic device senses the user's position and orientation to approximate their posture, adjusting the zoom level of visual content in response. This is achieved by detecting changes in the user's position and orientation that satisfy specific criteria, such as leaning forward, and accordingly increasing the zoom level of the visual content.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the electronic device uses fixed zoom level for content display, then the device complexity is reduced, but the user comfort and interaction quality deteriorate
Solution Approach 1:
The system automatically adjusts zoom level based on detected user posture without requiring manual input. The electronic device monitors user position and orientation through sensors, determines posture states, and autonomously modifies content display magnification, allowing the system to serve itself rather than requiring user control commands.
Solution Approach 2:
The system establishes a closed-loop control where sensor data about user posture feeds back to the processing unit, which then adjusts zoom level accordingly. This continuous feedback mechanism allows the system to adapt to changing user conditions dynamically, improving comfort while maintaining manageable complexity through automated regulation.
2Productivity
If the electronic device manually adjusts zoom level, then the user has control over content magnification, but the ease of operation deteriorates due to additional interaction steps
Solution Approach 1:
The zoom adjustment function operates autonomously by detecting user posture and automatically modifying content magnification. This eliminates the need for users to manually interact with zoom controls, thereby improving ease of operation while maintaining or enhancing interaction efficiency through seamless adaptive behavior.
Solution Approach 2:
The patent replaces manual mechanical interaction (buttons, sliders, or gesture-based zoom controls) with an automated sensor-based system. Optical sensors and processing units substitute for manual control mechanisms, detecting posture and triggering appropriate zoom adjustments without requiring physical user engagement with control interfaces.
3Adaptability or versatility
If the electronic device does not adjust zoom based on posture, then the device complexity is reduced, but the user interaction quality and comfort deteriorate
Solution Approach 1:
The system transitions from a static fixed zoom level to a dynamic adaptive zoom mechanism. The zoom level becomes a variable parameter that changes in response to detected user posture states. This dynamic behavior enables the system to adapt to different viewing conditions automatically, enhancing versatility while managing complexity through sensor-driven automation.
Solution Approach 2:
The patent modifies the zoom level parameter based on detected user posture parameters. By establishing a relationship between user position/orientation data and content magnification settings, the system achieves adaptability through parameter coupling. This allows automatic adjustment of display characteristics according to user conditions without requiring complex manual control systems.
Data Source
AI summary
Some examples of the disclosure are directed to systems and methods for changing a level of zoom of displayed content. In some examples, an electronic device displays visual content. In some examples, in response to detecting a change in position and/or orientation of the user of the electronic device, in accordance with a determination that the position and/or orientation of the user satisfies the one or more criteria, the electronic device increases the size of the content and/or zooms in on the content.